72 Utility and 1 Design Patents
#13 in Hamamatsu
#3,452 in Japan
#18,789 in the World
rank by utility patentsForward Citations = 577
Company Filing History:



4. 2 out of 3,584

5. 2 out of 227
Nihon Plast Co., Ltd.
where one patent can have more than one assignee
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